Information Security Risk Management

  1. Risk Assessment Methodologies
    1. Qualitative Risk Assessment
      1. Methodology Overview
        1. Characteristics and Principles
          1. When to Use Qualitative Methods
            1. Resource Constraints
              1. Data Limitations
                1. Rapid Assessment Needs
                2. Advantages and Limitations
                  1. Speed and Simplicity
                    1. Subjectivity Concerns
                      1. Limited Precision
                    2. Qualitative Techniques
                      1. Scenario-Based Analysis
                        1. Developing Risk Scenarios
                          1. Scenario Evaluation Methods
                            1. Scenario Documentation
                            2. Expert Judgment Methods
                              1. Delphi Technique
                                1. Structured Interviews
                                  1. Focus Groups
                                  2. Ordinal Scaling
                                    1. Risk Rating Scales
                                      1. Comparative Rankings
                                        1. Color-Coding Systems
                                      2. Qualitative Assessment Process
                                        1. Risk Identification Workshops
                                          1. Stakeholder Interviews
                                            1. Documentation and Validation
                                              1. Results Interpretation
                                            2. Quantitative Risk Assessment
                                              1. Methodology Overview
                                                1. Characteristics and Principles
                                                  1. When to Use Quantitative Methods
                                                    1. High-Value Assets
                                                      1. Regulatory Requirements
                                                        1. Investment Decisions
                                                        2. Advantages and Limitations
                                                          1. Precision and Objectivity
                                                            1. Data Requirements
                                                              1. Complexity and Cost
                                                            2. Quantitative Metrics and Calculations
                                                              1. Asset Valuation Methods
                                                                1. Monetary Valuation Techniques
                                                                  1. Replacement Cost Analysis
                                                                    1. Business Value Assessment
                                                                    2. Single Loss Expectancy (SLE)
                                                                      1. Asset Value Determination
                                                                        1. Exposure Factor Calculation
                                                                          1. SLE Formula Application
                                                                          2. Annualized Rate of Occurrence (ARO)
                                                                            1. Historical Data Analysis
                                                                              1. Frequency Estimation
                                                                                1. Trend Analysis
                                                                                2. Annualized Loss Expectancy (ALE)
                                                                                  1. ALE Calculation Formula
                                                                                    1. Risk Prioritization Using ALE
                                                                                      1. Cost-Benefit Analysis
                                                                                    2. Advanced Quantitative Techniques
                                                                                      1. Monte Carlo Simulation
                                                                                        1. Probability Distributions
                                                                                          1. Simulation Modeling
                                                                                            1. Results Interpretation
                                                                                            2. Bayesian Analysis
                                                                                              1. Prior and Posterior Probabilities
                                                                                                1. Belief Networks
                                                                                                2. Statistical Modeling
                                                                                                  1. Regression Analysis
                                                                                                    1. Time Series Analysis
                                                                                                  2. Data Collection and Analysis
                                                                                                    1. Data Sources and Quality
                                                                                                      1. Statistical Analysis Techniques
                                                                                                        1. Uncertainty and Sensitivity Analysis
                                                                                                      2. Semi-Quantitative Approaches
                                                                                                        1. Hybrid Methodology Principles
                                                                                                          1. Combining Qualitative and Quantitative Elements
                                                                                                            1. Use Cases for Hybrid Approaches
                                                                                                              1. Methodology Selection Criteria
                                                                                                              2. Scoring-Based Methods
                                                                                                                1. Weighted Scoring Models
                                                                                                                  1. Multi-Criteria Decision Analysis
                                                                                                                    1. Risk Scoring Algorithms
                                                                                                                    2. Ordinal-to-Cardinal Conversion
                                                                                                                      1. Scale Mapping Techniques
                                                                                                                        1. Calibration Methods
                                                                                                                          1. Validation Approaches
                                                                                                                        2. Specialized Assessment Methods
                                                                                                                          1. Threat Modeling
                                                                                                                            1. STRIDE Methodology
                                                                                                                              1. PASTA Framework
                                                                                                                                1. Attack Tree Analysis
                                                                                                                                  1. Data Flow Diagrams
                                                                                                                                  2. Bow-Tie Analysis
                                                                                                                                    1. Fault Tree Analysis
                                                                                                                                      1. Event Tree Analysis
                                                                                                                                        1. Barrier Analysis
                                                                                                                                        2. Failure Mode and Effects Analysis (FMEA)
                                                                                                                                          1. Process FMEA
                                                                                                                                            1. System FMEA
                                                                                                                                              1. Risk Priority Numbers
                                                                                                                                              2. What-If Analysis
                                                                                                                                                1. Scenario Planning
                                                                                                                                                  1. Stress Testing
                                                                                                                                                    1. Sensitivity Analysis

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                                                                                                                                                2. Establishing the Risk Management Context

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                                                                                                                                                4. The Risk Assessment Process